Quartz iav yog ib hom pob tshab iav ua los ntawm ntshiab silicon dioxide (SiO2).Nws muaj ntau yam khoom tshwj xeeb thiab pom ntau yam kev siv.Hauv cov ntawv no, peb yuav muab cov lus qhia ntxaws ntxaws rau quartz iav, npog nws cov ntsiab lus thiab cov khoom, kev tsim thiab kev ua haujlwm, thaj chaw thov, hom thiab cov ntawv, nrog rau nws qhov zoo thiab kev txwv.
Txhais thiab Cov Khoom:
Quartz iav yog cov khoom siv iav pob tshab feem ntau tsim los ntawm silicon dioxide (SiO2).Nws nthuav tawm lub cev zoo heev, tshuaj lom neeg, thiab cov khoom siv.Nws muaj qhov pom tseeb siab thiab tuaj yeem xa cov teeb pom kev dav dav, los ntawm ultraviolet mus rau infrared.Tsis tas li ntawd, quartz iav muaj cov thermal conductivity, tsis tshua muaj coefficient ntawm thermal expansion, zoo heev hluav taws xob insulating zog, thiab zoo heev tshuaj stability.Cov khoom no ua rau quartz iav muaj txiaj ntsig zoo hauv ntau qhov chaw.
Manufacturing thiab Processing:
Cov txheej txheem tsim khoom ntawm quartz iav suav nrog ntau cov kauj ruam tseem ceeb: xaiv cov khoom siv raw, melting, sib sau, thiab kev kho cua sov.
Raw Khoom Xaiv: High-purity silicon pob zeb raug xaiv los ua cov khoom siv tseem ceeb vim tias silicon dioxide (SiO2) yog cov khoom tseem ceeb ntawm quartz iav.
Melting: Xaiv cov pob zeb silicon yog yaj ntawm qhov kub thiab txias thiab tom qab ntawd ua kom zoo kom tshem tawm cov impurities.
Kev tsim: Molten silicon dioxide ua pob tshab quartz iav blanks thaum lub caij txias.
Kev kho cua sov: Txhawm rau txo cov kev ntxhov siab sab hauv hauv qhov khoob, cov txheej txheem xws li annealing thiab quenching yog ua.
Tsis tas li ntawd, quartz iav tuaj yeem ua tiav rau hauv ntau yam duab thiab ntau thiab tsawg los ntawm cov txheej txheem xws li txiav, sib tsoo, thiab polishing.
Qhov chaw thov:
Vim nws cov khoom tshwj xeeb, quartz iav yog dav siv hauv ntau yam.Cov chaw thov tseem ceeb suav nrog:
Electronics: Quartz iav yog siv rau hauv kev lag luam hluav taws xob rau kev tsim cov khoom siv hluav taws xob sib xyaw ua ke, cov khoom siv kho qhov muag pom kev zoo, thiab cov kav hlau kub kub, thiab lwm yam.
Kev tsim kho: Nws ua haujlwm ua cov khoom siv pob tshab hauv kev tsim kho, xws li iav kab hlau rhuav phab ntsa thiab iav insulated.Nws kuj yog siv los ua lub teeb pom kev zoo, teeb pom kev zoo, thiab lwm yam.
Automotive: Quartz iav yog ua haujlwm nyob rau hauv kev lag luam automotive rau kev tsim lub taub hau, qhov rais, dashboards, thiab lwm qhov chaw los txhim kho kev nyab xeeb ntawm kev tsav tsheb.
Mechanical Engineering: Nws feem ntau yog siv los ua cov khoom siv hauv chav kuaj thiab cov cuab yeej precision, suav nrog cov cuab yeej kho qhov muag thiab lasers.
Aerospace: Quartz iav pom kev siv dav hauv aerospace rau cov khoom xws li chaw tsom iav thiab cov khoom siv satellite vim nws lub cev zoo heev thiab tshuaj lom neeg tsim nyog rau qhov chaw huab cua.
Hom thiab Forms:
Quartz iav tuaj yeem muab faib ua ob hom tseem ceeb raws li kev tsim khoom: fused quartz iav thiab hluavtaws quartz iav.Hais txog qhov tsos, nws tuaj yeem muab faib ua pob tshab thaiv quartz iav thiab cov khoom ua tiav quartz iav.Transparent block quartz iav yog siv los ua cov iav tiaj tus thiab cov hlab ntsha, thaum ua tiav quartz iav cov khoom yog cov duab tshwj xeeb thiab qhov ntau thiab tsawg tau tiav los ntawm kev txiav, sib tsoo, polishing, thiab lwm yam, xws li optical fibers, crucibles, thiab rauv tubes.
Qhov zoo thiab qhov txwv:
Quartz iav muaj ntau yam zoo xws li siab pob tshab, siab purity, siab thermal conductivity, thermal expansion coefficient, thiab lwm yam.Txawm li cas los xij, kuj tseem muaj qee qhov kev txwv thiab kev sib tw.Cov txheej txheem tsim khoom nyuaj, qhov xav tau ntawm cov khoom siv purity siab, thiab kev ua haujlwm nruj ua rau cov nqi tsim khoom ntau dua.Txawm hais tias nws cov tshuaj lom neeg ruaj khov zoo heev, quartz iav tseem tuaj yeem cuam tshuam cov tshuaj tiv thaiv ntawm qhov kub thiab txias, cuam tshuam rau nws txoj kev ua haujlwm thiab kev ua neej.Vim nws cov hardness kuj siab thiab brittleness, yuav tsum tau saib xyuas tshwj xeeb thaum lub sij hawm ua thiab kev thauj mus los kom tsis txhob tawg lossis tawg.Tsis tas li ntawd, tus nqi siab dua ntawm quartz iav txwv nws txoj kev siv hauv qee qhov kev siv.
quartz iav txawv li cas iav?
Cov iav yog qhov dav hauv peb lub neej niaj hnub, los ntawm qhov rais mus rau tsom iav, mus rau ntau lub thawv thiab cov khoom siv hauv tsev.Txawm li cas los xij, tsis yog txhua lub iav yog tib yam.Cov ntawv no muab cov ncauj lus kom ntxaws sib piv ntawm quartz iav thiab cov iav sib xws.
Kev sib xyaw:
Quartz iav thiab cov iav ntau sib txawv hauv qhov muaj pes tsawg leeg.Quartz iav feem ntau yog tsim los ntawm cov ntshiab silicon dioxide (SiO2), feem ntau nrog purity ntawm 99.995% lossis siab dua, ua rau nws tsis tshua muaj siab nrog cov impurities tsawg.Hauv qhov sib piv, cov iav ntau muaj silicon dioxide (SiO2), calcium (Ca), sodium (Na), silicon (Si), thiab lwm yam kab kawm.
Purity:
Quartz iav muaj purity siab heev, yuav luag tsis muaj impurities, uas ua rau lub teeb kis tau tus mob zoo heev thiab tag nrho lub teeb pom kev muaj peev xwm.Hom iav, vim nws qis purity thiab muaj ntau yam impurities, tau txo qhov kev ua tau zoo ntawm optical.
Thaum tshav kub kub Resistance:
Quartz iav qhia tau zoo heev thaum tshav kub kub tsis kam, muaj peev xwm tiv taus kub heev, mus txog 1200 ° C.Qhov no txhais tau tias nws tseem ruaj khov nyob rau hauv qhov chaw kub kub tsis muaj thermal tawg lossis deformation.Nyob rau hauv sib piv, cov iav ib txwm muaj thermal cracking los yog deformation ntawm qhov kub thiab txias.
Pob tshab:
Ua tsaug rau nws cov purity siab, quartz iav muaj 100% lub teeb transmittance, lub ntsiab lus nws muaj peev xwm xa lub teeb hla txhua lub wavelengths.Cov iav feem ntau muaj qis dua pob tshab vim yog cov impurities sab hauv thiab cov qauv tsim cuam tshuam rau lub teeb kis.
Chemical Resistance:
Quartz iav muaj qhov ua haujlwm siab rau tshuaj lom neeg corrosion thiab tsis cuam tshuam los ntawm cov tshuaj feem ntau.Yog li ntawd, nws yog dav siv nyob rau hauv chemical laboratories thiab industrial ntau lawm.Cov iav feem ntau raug rau tshuaj tua kab mob.
Lub zog thiab Hardness:
Quartz iav boasts siab zog thiab hardness, thib ob tsuas yog pob zeb diamond.Qhov no txhais tau tias zoo hnav tsis kam thiab cuam tshuam tsis kam.Cov iav feem ntau piv tsis muaj zog.
Txheej txheem ntau lawm:
Cov txheej txheem tsim khoom rau quartz iav yog qhov nyuaj, nrog rau qhov kub-kub melting thiab txias.Vim nws cov purity siab, kev tswj xyuas nruj yog tsim nyog thaum lub sij hawm tsim khoom.Hom iav muaj cov txheej txheem tsim khoom yooj yim dua.
Nyob rau hauv cov ntsiab lus, quartz iav thiab ntau iav sib txawv heev nyob rau hauv cov nqe lus ntawm muaj pes tsawg leeg, purity, tshav kub tsis kam, pob tshab, tshuaj tsis haum, lub zog, hardness, thiab ntau lawm txheej txheem.Nyob ntawm daim ntawv thov tshwj xeeb, ntau hom iav tuaj yeem xaiv kom tau raws li ntau yam kev xav tau.
